A promotional sale led to chaos after hundreds swarmed a shop, leading to the authorities being called in on Saturday (April 1).br br Shah Alam OCPD Asst Comm Mohd Iqbal Ibrahim, in a statement Sunday (April 2), said the Saturday incident happened after the shop in Seksyen 7, Shah Alam offered RM1 clothes to the first 100 customers and free shirts for the following 50.